[Bug target/115362] fixed_size_simd dot product recognition and sign of determinant not working for stdx::reduce

[jondaniel879 at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115362

Jon Daniel <jondaniel879 at gmail dot com> changed:

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--- Comment #17 from Jon Daniel <jondaniel879 at gmail dot com> ---
Created attachment 58399
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=58399&action=edit
dot product and determinant testcase

g++ -march=native -mfpmath=sse -mavx2 -O3 -std=gnu++26 dotsimd.cpp